<?php
/*******************************************************************************

    FinalsClub.org is a platform for students and faculty to collaborate
    and share their knowledge with the world.

    Copyright (C) 2009  Andrew Magliozzi
 
    This file is a part of FinalsClub.org.

    FinalsClub.org is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
    To contact FinalsClub.org, send an email to info@finalsclub.org, or
    send mail to Finals Club, c/o Veritas Tutors, 1132 Massachusetts Avenue,
    Cambridge, MA 02138.

*******************************************************************************/

/**
 * Group form.
 *
 * @package    FinalsClub
 * @subpackage form
 * @author     Your name here
 * @version    SVN: $Id: sfPropelFormTemplate.php 10377 2008-07-21 07:10:32Z dwhittle $
 */
class GroupForm extends BaseGroupForm {
		
	public function configure() {
		$this->validatorSchema['id'] = new sfValidatorPass();
		$this->validatorSchema['user_id'] = new sfValidatorPass();
		
		$this->validatorSchema['name'] = new sfValidatorString(array('required' => true), 
			array('invalid' => 'The group name is invalid', 'required' => 'A group name is required'));

		$this->validatorSchema->setPostValidator(new sfValidatorPropelUnique(
			array('model' => 'Group', 'column' => array('name', 'network_id')), 
			array('invalid' => 'The group name is already taken')));
			
		// radio button for visibility options
		$this->widgetSchema['visibility'] = new sfWidgetFormChoice(array(
			'renderer_options' => array('class' => 'radios'),
			'choices'  => GroupPeer::$visibilityTypes, 'multiple' => false, 'expanded' => true));
		
		// retrieve possible courses for creation
		$courses = CoursePeer::retrieveByNetworkId($this->getOption('network_id'));
		$courseOptions = array();
		$courseValues = array();
		foreach($courses as $course) {
			$courseOptions[$course->getId()] = $course->getSubject().' '.$course->getSection() .' : '.$course->getName();
			$courseValues[] = $course->getId();
		}
		$this->widgetSchema['course_ids'] = new sfWidgetFormSelectMany(array(
			'choices' => $courseOptions));
		$this->validatorSchema['course_ids'] = new sfValidatorChoice(
			array('choices' => $courseValues, 'multiple' => true),
			array('required' => 'You must select at least one course for this group.',
				'invalid' => 'You have selected an invalid course for this group.')
		);
			
	    $this->validatorSchema->setOption('allow_extra_fields', true);
		$this->validatorSchema->setOption('filter_extra_fields', false);
		
	}
}
